In this paper, using total differentiation method and variation of constants, we give general solution formula of Bernoulli equation with different methods.
本文使用全微分法和常数变易法，从不同角度给出伯努利方程通解的公式。
Makes the approximate calculation by the use of differentiation, and puts forward the simple and easy formula of second feeding in processing gear.
应用微分法作近似计算，推导出了齿轮加工中计算第二次径向进刀量的简易公式。
In short, the formula and drug that can treat Bi syndrome after differentiation have been classified and analyzed firstly.
总之本论文首次对《千金方》辨证痹症的方和药进行了归类分析。
In short, the formula and drug that can treat Bi syndrome after differentiation have been classified and analyzed firstly.
总之本论文首次对《千金方》辨证痹症的方和药进行了归类分析。
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